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Bodzin, Alec; Hammond, Thomas; Fu, Qiong; Farina, William – International Journal of Educational Methodology, 2020
Two new instruments were created to assess secondary students' (ages 14-18) spatial learning attitudes and their interest in science and technology, related careers ideas and perceptions about geospatial technologies. These instruments were designed to evaluate the outcomes of a geospatial learning curriculum project. During a two-year period, we…
Descriptors: Test Construction, Likert Scales, Spatial Ability, Student Attitudes
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Maynard, Jennifer L.; Floyd, Randy G.; Acklie, Teresa J.; Houston, Lawrence, III – School Psychology Quarterly, 2011
The purpose of this study was to investigate the "g" loadings and specific effects of the core and diagnostic composite scores from the Differential Abilities Scales, Second Edition (DAS-II; Elliott, 2007a). Scores from a subset of the DAS-II standardization sample for ages 3:6 to 17:11 were submitted to principal factor analysis. Four…
Descriptors: Age, Construct Validity, Short Term Memory, Factor Analysis
Yoon, So Yoon – ProQuest LLC, 2011
Working under classical test theory (CTT) and item response theory (IRT) frameworks, this study investigated psychometric properties of the Revised Purdue Spatial Visualization Tests: Visualization of Rotations (Revised PSVT:R). The original version, the PSVT:R was designed by Guay (1976) to measure spatial visualization ability in…
Descriptors: Undergraduate Students, Test Bias, Guessing (Tests), Construct Validity
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Bejar, Isaac I.; Yocom, Peter – Applied Psychological Measurement, 1991
An approach to test modeling is illustrated that encompasses both response consistency and response difficulty. This generative approach makes validation an ongoing process. An analysis of hidden figure items with 60 high school students supports the feasibility of the method. (SLD)
Descriptors: Construct Validity, Difficulty Level, Evaluation Methods, High School Students